History

  • 2025

    07 Achieved 227 Billion in Construciton Capability Evaluation

    05 ISO 14001:2015 Certified

  • 2024

    12 Change of CEO: Kim in-Jung and Na Hyuk-Joo appointed as Co-CEOs

    07 Achieved 150 Billion in Construction Capability Evaluation

    05 Saudi Arabia Overseas Corporation Establishment

    03 Awarded the Special Prize at the Overseas Construction Awards

  • 2023

    09 Canada Overseas Corporation Establishment

  • 2022

    12 Poland Overseas Corporation Establishment

    07 Achieved 100 Billion in Construction Capability Evaluation

  • 2020

    11 Singapore Overseas Branch Establishment

    03 Awarded the Model Taxpayer Commendation

  • 2019

    12 Hungary Overseas Corporation Establishment

    08 Company name changed to Hyojin Co., Ltd.

    02 United States Overseas Corporation Establishment

    02 Indonesia Overseas Branch Establishment

  • 2018

    07 Achieved 50 Billion in Construction Capability Evaluation

  • 2017

    07 Guam (US territory) Overseas Branch Establishment

    04 ISO 45001:2007 Certified

    01 HYUNDAI ELECTRIC ultra-high voltage partner council selected

  • 2016

    08 India Overseas Corporation Establishment

    06 Myanmar Overseas Corporation Establishment

    04 Vietnam Overseas Corporation Establishment

  • 2013

    12 Mexico Overseas Corporation Establishment

    05 K-OHSHS 18001:2007 / OHSAS 18001:2007 Certified

  • 2012

    10 Registered as a Specialized Company for Underground Distribution by Korea Electric Power Corporation (KEPCO)

  • 2009

    10 Overseas Construction Business registration

    01 Electric railway qualification - Certified by the Chairman of Korea Electric Railway Technology Cooperation

  • 2005

    05 Information and communication construction business / General construction business registration

  • 2004

    12 ISO 9001:2000 / KSA 9001:2001 certified

  • 2003

    12 Korea Electric Power Corporation uninterrupted-electric-construction construction registration

  • 1999

    01 Seoul Office opened

    01 Professional Firefighting Facility Construction Business registration

  • 1996

    07 Electrical Construction Business registration

    06 Establishment of Hyojin Electric Co., Ltd